18375390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 37611810

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 27, 30, 33, 45, 46, 54, 55, 66, 69, 90, 99, 110, 115, 135, 138, 165, 198, 207, 230, 253, 269, 270, 297, 330, 345, 414, 495, 506, 538, 594, 621, 690, 759, 807, 990, 1035, 1242, 1265, 1345, 1485, 1518, 1614, 2070, 2277, 2421, 2530, 2690, 2959, 2970, 3105, 3795, 4035, 4554, 4842, 5918, 6187, 6210, 6831, 7263, 7590, 8070, 8877, 11385, 12105, 12374, 13662, 14526, 14795, 17754, 18561, 22770, 24210, 26631, 29590, 30935, 34155, 36315, 37122, 44385, 53262, 55683, 61870, 68057, 68310, 72630, 79893, 88770, 92805, 111366, 133155, 136114, 159786, 167049, 185610, 204171, 266310, 278415, 334098, 340285, 399465, 408342, 556830, 612513, 680570, 798930, 835245, 1020855, 1225026, 1670490, 1837539, 2041710, 3062565, 3675078, 6125130, 9187695, 18375390]

約数ペア:

[(1, 18375390), (2, 9187695), (3, 6125130), (5, 3675078), (6, 3062565), (9, 2041710), (10, 1837539), (11, 1670490), (15, 1225026), (18, 1020855), (22, 835245), (23, 798930), (27, 680570), (30, 612513), (33, 556830), (45, 408342), (46, 399465), (54, 340285), (55, 334098), (66, 278415), (69, 266310), (90, 204171), (99, 185610), (110, 167049), (115, 159786), (135, 136114), (138, 133155), (165, 111366), (198, 92805), (207, 88770), (230, 79893), (253, 72630), (269, 68310), (270, 68057), (297, 61870), (330, 55683), (345, 53262), (414, 44385), (495, 37122), (506, 36315), (538, 34155), (594, 30935), (621, 29590), (690, 26631), (759, 24210), (807, 22770), (990, 18561), (1035, 17754), (1242, 14795), (1265, 14526), (1345, 13662), (1485, 12374), (1518, 12105), (1614, 11385), (2070, 8877), (2277, 8070), (2421, 7590), (2530, 7263), (2690, 6831), (2959, 6210), (2970, 6187), (3105, 5918), (3795, 4842), (4035, 4554)]